package com;

import org.junit.jupiter.api.Test;

/**
 * @author zw
 * @date 2022-07-02.
 */
public class test2 {
    @Test
    public void nullTest(){
        ;
        if ("".equals(null)){
            System.out.println("yes");
        }else
            System.out.println("no");
    }
}